Patent · US Active

Cleaning apparatus with flow deflection element with built-in wall

US12262862B2 · kind B2 · utility

0Cited by

0References

45Claims

0Family size

Assignee

ALFRED KÄRCHER SE & CO. KG · DE

Inventors

Dominik Scholl · Winnenden, DE
Florian Ebert · Winnenden, DE

Key dates

Filing date	Apr 26, 2024
Grant date	Apr 1, 2025
Priority date	—
Expiry date	Apr 26, 2044

Classification

Technology area (CPC A)Human Necessities
CPC primaryA47L9/0081
WIPO fieldFurniture, games
WIPO sectorOther fields

Abstract

A cleaning apparatus is provided, including at least one noise source and an air guidance device having at least one flow deflection element, wherein the at least one flow deflection element has a first duct arm and a second duct arm, wherein the second duct arm is oriented transversely to the first duct arm, and wherein the first duct arm and the second duct arm have a common edge at an external corner region, characterized in that arranged in an interior of the at least one flow deflection element is a built-in wall which covers the edge in the interior, in that the built-in wall faces a through-flow region in the interior, and in that the built-in wall takes a form such that it guides flow and is sound-permeable.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.